PowerStop AR85178 Disc Brake Rotor - Rear

Rear OE Stock Replacement Rotor for Transit

Power Stop AR85178 is a rear disc brake rotor built as a direct-fit OE stock replacement for Ford Transit vans. It matches the original equipment style for rear brake service on Transit-150, Transit-250, Transit-350, and Transit-350 HD applications listed below.

Power Stop’s Autospecialty rotor line focuses on original equipment fit and performance, making this rotor a straightforward choice for rear brake maintenance on high-use Ford Transit platforms.

Key Features

• Direct-fit rear disc brake rotor for OE-style replacement
• Solid rotor design
• Outside diameter: 12.10 in. / 308.00 mm
• Nominal thickness: 0.71 in. / 18.00 mm
• Overall height: 0.90 in. / 22.10 mm
• Mounting bolt hole circle diameter: 148.00 mm / 5.80 in.
• 6 lug hole quantity
• Rear axle application for Ford Transit van fitments

Detailed Description

Power Stop AR85178 is a rear OE stock replacement brake rotor engineered for Ford Transit service where original equipment dimensions matter. The solid rotor construction, 12.10-inch outside diameter, and OE-style mounting pattern support proper rear brake fitment on Transit-150, Transit-250, Transit-350, and Transit-350 HD models listed in the fitment data. This part number, AR85178, is a practical match for buyers searching for a rear Ford Transit brake rotor replacement with factory-style dimensions.

This rotor is part of Power Stop’s Autospecialty brake rotor line, which is positioned around direct-fit OE replacement performance rather than modified or upgraded brake hardware. If you are replacing a worn rear rotor on a Ford Transit van, AR85178 provides the dimensional details needed for a stock-style service part search. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Vehicle Fitment

• Fits 2020-2026 Ford Transit-150, rear
• Fits 2020-2026 Ford Transit-250, rear
• Fits 2022-2026 Ford Transit-350, rear
• Fits 2020 Ford Transit-350, rear
• Fits 2026 Ford Transit-350 HD, rear
• Fits 2024 Ford Transit-350 HD, rear
• Fits 2025 Ford Transit-350 HD, rear, exc. GVW 11,000 lbs. (Heavy Duty Front Axle)
• Fits 2023 Ford Transit-350 HD, rear, models with Heavy Duty front axle (6-bolt front rotor)
• Fits 2022 Ford Transit-350 HD, rear, exc. models with Heavy Duty front axle (5-bolt front rotor)
• Fits 2021 Ford Transit-350, rear, front axle heavy duty for disc brake pad set
• Fits 2015-2020 Ford Transit-350 HD, rear, DRW

Common Replacement Uses

• Rear rotor replacement for worn or scored Ford Transit brake components
• Service for brake pulsation caused by rotor wear or thickness variation
• Correction of rear brake noise related to rotor surface condition
• OE-style replacement during routine rear brake maintenance
• Restoration of proper rear brake contact surface on Transit vans

Installation Notes and Tips

Confirm rear axle configuration, model year, and any heavy-duty front axle or DRW notes before ordering. Verify rotor dimensions, bolt circle, and lug count against the removed part to ensure correct Ford Transit fitment. Clean the hub mounting surface before installation to help the rotor seat evenly and reduce the chance of brake pulsation.

Quality Assurance

Power Stop positions this Autospecialty rotor line as a direct-fit OE replacement solution for original equipment fit and performance. AR85178 is built to match the listed Ford Transit rear applications and factory-style dimensions for service replacement use.